Figure 2From: Mutation of arginine residues to avoid non-specific cellular uptakes for hepatitis B virus core particles Relative fluorescence units (RFU) of HeLa, NuE and A431 cells treated with Alexa Fluor 488-labeled HBc particles. (Final concentration of Alexa Fluor 488-labeled HBc particles: 10 μg/ml) Black bars, HeLa cells; grey bars, NuE cells; and, striped bars, A431 cells.Back to article page